.

src/main/nine-space/src/views/Mine.vue

@@ -52,7 +52,7 @@
                 <div class="sub" :class="{ 'van-multi-ellipsis--l2': !showMore }">
                     {{ userInfo.intro }}
                 </div>
-                <div class="sub-right" v-if="userInfo && userInfo.intro.length > 50">
+                <div class="sub-right" v-if="userInfo && userInfo.intro && userInfo.intro.length > 50">
                     <div @click="showMore = !showMore">{{ showMore ? '收起' : '展开' }}</div>
                 </div>